The Altec-Lansing Valencia 846B is an American audio classic that inspired the development of the legendary Model 19. I also added an additional horn flair stiffener (dead center in the horizontal plane). My brother completely redrew the plans based on all the original Altec drawings he could find from the original 825 to the latest 828 cabinets. $6000 (which includes shipping), and it's yours. It's being driven by a 15 inch Electro Voice EVM-15L series ll driver. Altec is a leading provider of products and services to the electric utility, telecommunications, tree care, lights and signs, and contractor markets. your own Pins on Pinterest I remember getting the raw drivers for like $400/pr back in 1975, and had to build my own cabinets with Altec's plans that they provided. Free shipping on many items ... Altec A7 VOTT Voice of the Theater Altec 416A Altec 802D Altec N-500-G 511B. “Jeff C.” Email address* We won’t share you email address with anyone else. ALTEC LANSING PPLIC TIONS NO ES H 10 CONSTRUCTION PLANS FOR LOW-FREQUENCY ENCLOSURES This Applications Note presents drawings and plans for many Altec Lansing low-frequency enclosures. ALTEC 828B L.F. HORN KIT Original Drawing: 3D438-03 Date: 17 Mar 72 Redrawn by: Marshall Kay Raleigh, NC 27606 [email protected] 26 Aug 2004 Marshall's Notes: 1) This part list was redrawn from Altec Lansing's original drawing number 3D438-03. $3,000.00. I have only once in fifty odd years of hifi, ever owned a commercially built speaker and it left precipitously in a box, as a present to a friend. These are a very solidly built set consisting of two all wood cabinets, two H-811 horns, two 802d HF compression drivers, 2 803a LF 15" woofers, and two N-800-E cross-over dividing networks. I grew up with a set of Altec 846Bs in the living room and over the years have owned both A7 VOTT's and Model 19 Studio Monitors. Free shipping on many items | Browse your favorite brands | affordable prices. Altec Lansing's A7 speakers were hot shit in the 1950s through the 1970s. During the build, I have tried to implement many of the tweaks recommended by the "Sound Practices" article . Sep 14, 2013 - This Pin was discovered by julia day. 12/5/2020: Marshall has now drafted a drawing providing details on how to cut the complex curve for the horn flare. I modified these drawing to allow them to fit on this page and still be large enough to read. They arrived. They arrived. These cabinets are based on various Altec drawings from the early 825 cabinets to the later versions of the 828 cabinet. ],of sound.I am now planing to build some A7's,and would like opions about any acoustic differences between 828 cab's and 825 cab's.I have plans for the 828's but cant find plans for the 825's.Thanks'Bob one They were still gigantic for the home. Altec A7 horn. The Altec-Lansing Valencia 846B is an American audio classic that inspired the development of the legendary Model 19. It is a studio variation of the Voice of the Theater. I considered two potential choices, the A5 and A7-500 'Voice of the Theatre' models, as they seemed the most likely to be successfully tamed for a smaller home listening environment, as the Altec Lansing product literature of the day said, the A5 (and A7-500) were designed "to meet the needs of today's smaller, multiple theatres. Mar 2, 2019 - They arrived. I found these below links very useful as this kind fellow enthusiast has shared redrawn Altec A7 plans and the Horn Flare Drawing: Notice that the Electro Voice EVM-15L driver is very efficient in this enclosure. Altec Lansing Diagrams, Schematics and Service Manuals - download for free! Restoring a pair of vintage (ca 1972) Altec Lansing A7-500W. I've been a fan of the original Altec A7 "Voice of the Thetre" loudspeakers since childhood. It shares many similarities with the newer and larger Model 19. The big, black enclosure in the overhead pic is an Altec A7 combination horn/bass reflex enclosure. Originally Posted by AudioJosh /t/1511443/altec-a5-a7-clone#post_24200509 The plans are all over the net, I've seen some made. Headline* The title of your review, e.g. It's being driven by a 15 inch Electro Voice EVM-15L series ll driver. A7-8 "The Voice of the Theatre" Speaker Components. The big, black enclosure in the overhead pic is an Altec A7 combination horn/bass reflex enclosure. The A7 was the smallest of those called The Voice of the Theater. That dominance would reach near monopolistic levels through the 1950's and 1960's until challenged by their greatest rival - JBL. The blue tractrix horn sitting on top of the A7 carries all the upper frequencies above 400hz, while the tapped subwoofer (to the extreme right) carries everything from 80hz down. Great Plains Audio. … While Altec Lansing was already the preeminent manufacturer of movie loudspeakers, the Voice of the Theatre was singularly responsible for Altec Lansing's rise to market dominance. Music is the reason for our hobby and there are many approaches that make sense depending on our needs and wants. Altec Lansing A7 The Voice of The Theatre - speaker overview and full product specs on CNET. They sounded amazing with my Crown DC300. The PC speakers today baring the name "Altec Lansing" have no similarity with the real Altec. For sale is a pair of completely rebuilt Altec Lansing A7 VOTT speakers plus a centre channel speaker with the same components. Like the 825, only the upper section of the rear panel is removable. I can't remember where I picked these drawing up, but wish to thank the author, whoever you are. Also, we added an additional brace in the bass horn section to make the 1/4" plywood more rigid. The Altec A5's are impressive loudspeakers that are surprisingly flexible and room friendly, and somewhat to my surprise they have adapted remarkably well to their new home, which happens to be a spare bedroom in my home that I use as a TV room, with the rather small dimensions of 11-feet x 12-feet x 9-feet (ceiling), with a 6' x 3'5" x 9' foyer on one end. This .pdf drawing is best when zoomed to 100%, For all your Altec parts and repair needs. Around 1986 they bought the rights to the name Altec Lansing for consumer products and for commercial products when the real Altec closed around 2000. Aerial Devices. It had one woofer which was front horn loaded with a supplementary port. I would go with the 828 cabinets (A7). We had two goals with our Valencias: 1. These should guide the builder experienced in basic joinery and loudspeaker construction in making repair parts, or in building these cabinets, if need be. Popular in small theaters and in the home, it has a truly impressive sound, but lacks bass below 70 Hz or treble above about 15 kHz. Altec Lansing 305S Specifications. 20 watching. Some years ago I made a number of e-bay purchases of Altec hardware after which my brother Marshall and I built three sets of A7 cabinets. Get the best deals on Altec A7 when you shop the largest online selection at eBay.com. One set belongs to a friend, another set is suspended in the Audio Artistry shop for background music, and my set is currently stored. There were two versions of the Valencia: the 846A and 846B. “Great headphones for jogging!” Your rating* Choose how many stars you would like to rate the product. I'm operating this horn in the 80hz to 400hz range. The speaker did all it was supposed to - 30 Hz to ultrasonic, wonderful micro dynamics, the timbre fine - but incapable of playing at elevated or c… I grew up with a set of Altec 846Bs in the living room and over the years have owned both A7 VOTT's and Model 19 Studio Monitors. We figured keeping the lower section rigidly mounted would give the cabinets more strength. Plan was to build an original A7 and tweak it on an ongoing basis to get better sound. I simulated the bass reflex response using WinISD. These speakers came from the Beckley Cinema 6 at the Crossroads mall in Beckley, West Virginia.This is quite an excellent sounding speaker system. 1960's Enclosure Guide: 1968 Enclosure Guide: 1970's Pro Enclosure Plans: 1974 Enclosure Manual My brother Marshall has redrawn the A7 original plans for better clarification and readability. Hi everyone, it,s great to have discoverd this resource!I got the Altec bug from a friend who talked me into building a pair of 211's.I was totally unprepared for the quality,[and quanity!! This was my first and last home encounter with an electrostatic speaker (of a very well known and thought of make). I'm operating this horn in the 80hz to 400hz range. What the graph doesn't depict is the fact that the horn adds additional efficiency to compensate for the bass suck-out and therefore matches the 60hz peak leaving the frequency response flat--and very efficient. There were two versions of the Valencia: the 846A and 846B. … You can download that drawing here. First and last name* Only your first name and last initial will be shown, e.g. 2003: Altec Lansing Technologies begins selling a legacy A7 Voice of the Theatre, using original plans, but with a 900-hz crossover, and an almost scary 200W power handling. The big, black enclosure in the overhead pic is an Altec A7 combination horn/bass reflex enclosure. Oct 30, 2017 - They arrived. For our testing purposes we chose the 846B due to its impedance, and that it was a tuned port enclosure. Much more suitable for homes even if it is huge. Altec A7 … It's being driven by a 15 inch Electro Voice … In the late 1970's to early 1980's Spark-o-matic made a lot of cheap car audio speakers and while they were actually pretty good for the price the name quickly became synonyms with "cheap audio". For you kids out there with "Altec Lansing" PC speakers, what you really have are "Spark-o-matic" speakers. Boom … Get the best deals on Altec Lansing Voice Of Theater when you shop the largest online selection at eBay.com. You need two for stereo. Altec Lansing was a pioneer in audio making most of the commercial cinema speakers from the 1930's through the 1980's. The big, black enclosure in the overhead pic is an Altec A7 combination horn/bass reflex enclosure. Exclusive High Frequency Sectoral Horns. Digger Derricks. or Best Offer. We deliver products and services in more than 100 countries throughout the world. The New Altec Santiago 2878A Bi-Amp Speaker System The new Santiago Bi-amp Speaker Sys- tem uses the same components as the 2875A Granada mounted in a contempo- It's being driven by a 15 inch Electro Voice … The legendary Altec A7 Voice Of The Theater loudspeaker, made from 1950 to the mid-1980s, was featured in Saturday Night Fever. I don't think any of these really compete with the more modern projects DIY speaker builders can build today like dipoles and CBT arrays but considering the A7 was designed in the 1940's, well before Thiele/Small, I think they're pretty good. You can download the PDF document here and the horn flare PDF here. Iron Butterfly: Mosfet amp transformer input/output. Local Pickup. Honestly, I think you can do a lot better with a … This version of Altec Lansing 305 S Manual compatible with such list of devices, as: 305 S, 508 S, 510 S, A7 Dynamic Force Woofer. It shares many similarities with the newer and larger Model 19. For real theaters of all but the smallest size, Altec made some other models of Voice of the Theater as large as 4 woofer per channel horn fronted loaded bass bins with the port as well.. Discover (and save!) Altec Inc. 210 Inverness Center Drive Birmingham, AL 35242-4834 Phone (205) 991-7733 Fax (205) 408-8601 Download Specifications of Altec Lansing 305 S Other, Speakers for Free or View it Online on All-Guides.com.
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